Johannasburg Sinkhole Opens after Tunnel Collapse
Available Resources
Ground penetrating radar being used to detect potential sinkholes around sewer pipes
When sewer pipes crack and leak, the surrounding ground becomes saturated and soil can migrate into the pipe and leave behind a void. Eventually this void can expand until it undermines the pavement or other […]
Geologic Hazards
Video: Bayou Corne Sinkhole Swallows Trees
The Bayou Corne Sinkhole was formed near Baton Rouge Louisiana last September, likely as a result of the failure of salt caverns below. This video shows a stand of trees being swallowed by the sinkhole […]
Geologic Hazards
Landslide on Quick Clay near Montreal, Quebec, Canada
What was initially reported in the media as a sinkhole in the area of St. Jude, Quebec, northeast of Montreal, appears to be a landslide caused by so called quick clay. This particular formation, the […]